An understanding of the natural world and what's in it is a source of not only a great curiosity but great fulfillment.

The study of topological phases of matter is a testament to the power of theoretical physics to predict and explain new states of matter.

每当新的一天开始，恐惧都有机会茁壮成长，信念也一样有机会开花结果。你们将面临屈服于恐惧或建立信念的抉择。

I know of only one duty, and that is to love.

我不是榜样，我只是个在摸索的人。